Goodwill and Intangible Assets - Additional Information (Details)		3 Months Ended		9 Months Ended
	Apr. 30, 2025 USD ($)	Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($) reporting_unit	Sep. 30, 2024 USD ($)	Dec. 31, 2024 USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]
Intangible assets, gross (including goodwill)		$ 7,400,000,000		$ 7,400,000,000		$ 8,900,000,000
Number of reporting units | reporting_unit				1
Excess of estimated fair value of equity over carrying value (as a percent)	15.00%
Excess of estimated fair value of equity over carrying value, post classification of some assets as held for sale (as a percent)	14.00%
Goodwill impairment	$ 0
Amortization of intangible assets		$ 8,000,000	$ 4,000,000	$ 25,000,000	$ 29,000,000
Minimum | Measurement Input, Revenue Multiple
Goodwill [Line Items]
Goodwill impairment, measurement input	1.8
Minimum | Measurement Input, EBITDA Multiple
Goodwill [Line Items]
Goodwill impairment, measurement input	5.8
Maximum | Measurement Input, Revenue Multiple
Goodwill [Line Items]
Goodwill impairment, measurement input	3.1
Maximum | Measurement Input, EBITDA Multiple
Goodwill [Line Items]
Goodwill impairment, measurement input	8.0